.wrap {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(0, 0, 0, 0.3);
}

.center {
  position: absolute;
  background-color: #fff;
  border-radius: 10px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 20px;
}
